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Commit | Line | Data |
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eb39fafa DC |
1 | /** |
2 | * @fileoverview Rule to flag use of arguments.callee and arguments.caller. | |
3 | * @author Nicholas C. Zakas | |
4 | */ | |
5 | ||
6 | "use strict"; | |
7 | ||
8 | //------------------------------------------------------------------------------ | |
9 | // Rule Definition | |
10 | //------------------------------------------------------------------------------ | |
11 | ||
12 | module.exports = { | |
13 | meta: { | |
14 | type: "suggestion", | |
15 | ||
16 | docs: { | |
17 | description: "disallow the use of `arguments.caller` or `arguments.callee`", | |
eb39fafa DC |
18 | recommended: false, |
19 | url: "https://eslint.org/docs/rules/no-caller" | |
20 | }, | |
21 | ||
22 | schema: [], | |
23 | ||
24 | messages: { | |
25 | unexpected: "Avoid arguments.{{prop}}." | |
26 | } | |
27 | }, | |
28 | ||
29 | create(context) { | |
30 | ||
31 | return { | |
32 | ||
33 | MemberExpression(node) { | |
34 | const objectName = node.object.name, | |
35 | propertyName = node.property.name; | |
36 | ||
37 | if (objectName === "arguments" && !node.computed && propertyName && propertyName.match(/^calle[er]$/u)) { | |
38 | context.report({ node, messageId: "unexpected", data: { prop: propertyName } }); | |
39 | } | |
40 | ||
41 | } | |
42 | }; | |
43 | ||
44 | } | |
45 | }; |